After defeating the metallic giant Sergeant Metallic, Goku enters a pitch-black room where he is ambushed by the "Messenger of Death," . Unlike the life-or-death battles Goku is used to, this fight is a comedic clash of wits and absurdity:

Vegeta faces the Universe 6 Saiyan, Cabba , in a tournament. Vegeta takes on a "villainous" mentor role, threatening Cabba to force him into his first Super Saiyan transformation .

Murasaki uses classic ninja tools like makibishi (spikes) and smoke bombs. Goku accidentally steps on the spikes and has to run back to find sandals, but he quickly turns the momentum by breaking Murasaki’s sword with his Power Pole .

If you were looking for Episode 37 of a different Dragon Ball series, the stories are quite different:

Bulma and Mr. Popo travel to the heights of the Yunzabit Heights to find Kami’s old spaceship for the trip to Namek.